熱固擠壓 的英文怎麼說
中文拼音 [règùjǐyā]
熱固擠壓
英文
thermoset extrusion-
The globalization course was that the preformed texture recrystallized and became the granular equiaxed grain, when the temperature rose and the holding time prolonged, the granular grain melted at some area and at the liquid - solid interface the grain globalized at the role of the curvature overheated
過程機制為:擠壓形變組織在加熱過程中首先發生再結晶長大變為顆粒狀等軸晶;隨溫度升高和保溫時間延長,等軸晶發生局部熔化,液固界面的曲率過熱使晶粒外形向球狀轉變。Hot extrusion process of rapidly solidified hypereutectic aluminum - silicon alloy powder
快速凝固高硅鋁合金粉末的熱擠壓過程Abstract : in this study, 2618 aluminum alloy manufactured by spray process was heated in a heating furnace, and the microstructures were investigated. by the process of heating in a heating furnace and then squeeze - forming, one component of the motorcycle was produced successfully with the semi - solid aluminum alloy
文摘:採用電阻爐加熱的方法對噴射沉積法制備的2618鋁合金進行了二次加熱實驗,觀察了顯微組織的變化;並通過電阻爐加熱、半固態擠壓鑄造的方法成功地試制了摩托車零件。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。In this paper, the numerical simulation problem of the liquid infiltration extrusion technology that includes high pressure infiltration, heat conduction, solidification and large deformation is solved successfully, which provides theoretic basis for the parameters optimization and the application of the process
本文成功地運用有限元分析軟體解決了集高壓浸滲、熱傳導、凝固和大變形為一體的液態浸滲擠壓工藝過程的數值模擬問題,為該工藝的參數優化和實際應用提供了理論依據。10. 02 specification for extruded thermosetting and thermoplastic semi - conducting conductor and insulation shields
擠壓熱固和熱塑性半導體和絕緣護套規范The extruded az91d alloy was heated continuously and soaked at constant temperature. then it was quenched in the water and the instant texture at high temperature was acquired
首先對經過擠壓形變的az91d鎂合金分別進行連續加熱及等溫保溫,然後水淬快速激冷固定其高溫瞬時組織。Fem dynamic simulation on the heat transfer of the deformed body during semi - solid extrusion
半固態擠壓變形體傳熱有限元模型及動態模擬分享友人